20074145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44119}}^1$

素因数の和:44144

約数の個数: 16

約数和(自身を含む): 29648640

約数和(自身を除く): 9574495

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 44119, 220595, 308833, 573547, 1544165, 2867735, 4014829, 20074145]

約数ペア:

[(1, 20074145), (5, 4014829), (7, 2867735), (13, 1544165), (35, 573547), (65, 308833), (91, 220595), (455, 44119)]